Sentence examples for persistent problem during from inspiring English sources

A persistent problem during production was the lack of cornfields.

Findings indicate that sleep disturbance is a persistent problem during the year following HSCT.

Nutrition assessment of our patients suggested that their nutritional status was poor prior to admission to the unit, declined further during their stay in the ICU, and malnutrition continued to be a persistent problem during remaining hospital stay.

Most LDPIs (e.g., feruloyl amide, coumaroyl amide, and their carboxylate counterparts) cannot be metabolized by biofuel producers such as E. coli, which arguably makes them a more persistent problem during fermentations than other known inhibitors (10).

Crime and poor sanitation were persistent problems during the British occupation, which did not end until the city was evacuated in November 1783.

Lung infections have been a persistent problem for Mr. Mandela, who contracted tuberculosis during his 27 years in prison at the hands of the apartheid government.

Enamel decalcification during orthodontic treatment is a persistent problem.

Awareness during general anesthesia is a persistent problem and the role of the Bispectral Index monitor in its prevention is still unclear.